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Finding the Third Proportional to 6,480 and 14,056

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Solution

The third proportional to 6,480 and 14,056 is: 30,489.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480 : 14,056 = 14,056 : x
  2. Step 2: Convert to fraction form
    6,480/14,056 = 14,056/x
  3. Step 3: Cross multiply
    6,480x = 14,056 × 14,056
  4. Step 4: Simplify right side
    6,480x = 197,571,136
  5. Step 5: Solve for x
    x = 197,571,136/6,480
  6. Step 6: Final answer
    x = 30,489.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.